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Unformatted text preview: provide reagents for the transformation. O TsOH/H 2 O MeOH O OMe BH 2 B ? N 3 5. By showing the mechanism explain the transformation below. HO O I 2 NaOH O O I 6. Compound A is hydrogenated faster than compound B using H2/Pd-C. Explain why. A B Identification # ___ ___ ___ ___ 2 Synthesis Questions. 7. Starting with acetylene synthesize the following epoxide in four steps. O 8. Devise a two-step synthesis of the alcohol below. Explain why hydroboration-oxidation cannot be used to directly form the alcohol in one step. OH...
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- Fall '08
- Mole, Chemical reaction, additional problem, poor hydroboration reagent, frontier orbital interactions